*USED - This is an open box or gently used item that has been tested and repackaged by the seller.* The HT814 is an easy-to-use 4-port analog telephone adapter (ate) with 4 fix's ports and an integrated Gigabit Nat router. Built upon Grand stream market-leading SIP ate/gateway technology with millions of units successfully deployed worldwide, this powerful ate features exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated Provisioning for volume deployment and device management, and outstanding network performance for home and office use. The HT814 delivers outstanding VoIP technology and routing capabilities to home and office environments and allows users to successfully connect their analog devices to a manageable and powerful VoIP network.